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authorNamhyung Kim <namhyung@gmail.com>2010-10-27 22:34:03 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 01:03:12 (GMT)
commita9384e23ab19eba0dedb861ebcba805b98a3b7a5 (patch)
tree306969d7845d13bbc16dad4c668f14cb58e3024f /arch/sparc/kernel/ptrace_64.c
parent9e1cb20619d8037248b6a776f777600c3584a8d5 (diff)
downloadlinux-a9384e23ab19eba0dedb861ebcba805b98a3b7a5.tar.xz
ptrace: cleanup arch_ptrace() on sparc
Factor out struct fps and remove redundant castings. Signed-off-by: Namhyung Kim <namhyung@gmail.com> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/sparc/kernel/ptrace_64.c')
-rw-r--r--arch/sparc/kernel/ptrace_64.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/sparc/kernel/ptrace_64.c b/arch/sparc/kernel/ptrace_64.c
index d9db5a4..9ccc812 100644
--- a/arch/sparc/kernel/ptrace_64.c
+++ b/arch/sparc/kernel/ptrace_64.c
@@ -976,10 +976,12 @@ long arch_ptrace(struct task_struct *child, long request,
unsigned long addr2 = task_pt_regs(current)->u_regs[UREG_I4];
struct pt_regs __user *pregs;
struct fps __user *fps;
+ void __user *addr2p;
int ret;
pregs = (struct pt_regs __user *) addr;
fps = (struct fps __user *) addr;
+ addr2p = (void __user *) addr2;
switch (request) {
case PTRACE_PEEKUSR:
@@ -1030,8 +1032,7 @@ long arch_ptrace(struct task_struct *child, long request,
case PTRACE_READTEXT:
case PTRACE_READDATA:
- ret = ptrace_readdata(child, addr,
- (char __user *)addr2, data);
+ ret = ptrace_readdata(child, addr, addr2p, data);
if (ret == data)
ret = 0;
else if (ret >= 0)
@@ -1040,8 +1041,7 @@ long arch_ptrace(struct task_struct *child, long request,
case PTRACE_WRITETEXT:
case PTRACE_WRITEDATA:
- ret = ptrace_writedata(child, (char __user *) addr2,
- addr, data);
+ ret = ptrace_writedata(child, addr2p, addr, data);
if (ret == data)
ret = 0;
else if (ret >= 0)